# encoding: utf-8
# @Author: zsl
# @Time  : 2024/09/26 22:48
# @Desc :变量的修改
year = 2023
print(year)
year = 2024
print(year)

money = '10元'
money = 10
print(money)

price = 10.5
weight = 7.5
money = price * weight
money -= 5
print("总共消费了 %.2f 元" % money)
